The longest river in Europe is the Volga River, which flows through central Russia into the Caspian Sea. Measuring about 3,530 kilometers (2,194 miles), the Volga is not only the longest river in Europe but also holds significant cultural, economic, and historical importance for the region. It serves as a vital waterway for transportation, commerce, and irrigation, and is often regarded as the national river of Russia. The Volga basin is home to numerous cities and towns, contributing to the rich cultural heritage and development of the Russian landscape throughout history.